FR1537880A - Afocal device for periscope or monobloe observation window - Google Patents

Afocal device for periscope or monobloe observation window

Info

Publication number
FR1537880A
FR1537880A FR114708A FR114708A FR1537880A FR 1537880 A FR1537880 A FR 1537880A FR 114708 A FR114708 A FR 114708A FR 114708 A FR114708 A FR 114708A FR 1537880 A FR1537880 A FR 1537880A
Authority
FR
France
Prior art keywords
monobloe
periscope
observation window
afocal device
afocal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR114708A
Other languages
French (fr)
Inventor
Serge Clave
Marcel Clave
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to FR114708A priority Critical patent/FR1537880A/en
Application granted granted Critical
Publication of FR1537880A publication Critical patent/FR1537880A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/08—Catadioptric systems
    • G02B17/0856—Catadioptric systems comprising a refractive element with a reflective surface, the reflection taking place inside the element, e.g. Mangin mirrors
    • G02B17/086—Catadioptric systems comprising a refractive element with a reflective surface, the reflection taking place inside the element, e.g. Mangin mirrors wherein the system is made of a single block of optical material, e.g. solid catadioptric systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/008—Systems specially adapted to form image relays or chained systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/08—Catadioptric systems
    • G02B17/0804—Catadioptric systems using two curved mirrors
    • G02B17/0816—Catadioptric systems using two curved mirrors off-axis or unobscured systems in which not all of the mirrors share a common axis of rotational symmetry, e.g. at least one of the mirrors is warped, tilted or decentered with respect to the other elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/02—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors
    • G02B23/08—Periscopes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
FR114708A 1967-07-18 1967-07-18 Afocal device for periscope or monobloe observation window Expired FR1537880A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR114708A FR1537880A (en) 1967-07-18 1967-07-18 Afocal device for periscope or monobloe observation window

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR114708A FR1537880A (en) 1967-07-18 1967-07-18 Afocal device for periscope or monobloe observation window

Publications (1)

Publication Number Publication Date
FR1537880A true FR1537880A (en) 1968-08-30

Family

ID=8635310

Family Applications (1)

Application Number Title Priority Date Filing Date
FR114708A Expired FR1537880A (en) 1967-07-18 1967-07-18 Afocal device for periscope or monobloe observation window

Country Status (1)

Country Link
FR (1) FR1537880A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2124174A1 (en) * 1971-02-10 1972-09-22 Clave Serge Afocal optical system - for portholes and periscopes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2124174A1 (en) * 1971-02-10 1972-09-22 Clave Serge Afocal optical system - for portholes and periscopes

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